package dao.impl;

import dao.DeptDao;
import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
import pojo.Dept;

import java.io.IOException;
import java.io.InputStream;
import java.util.List;

public class DeptDaoImpl implements DeptDao {
    public List<Dept> findAll()
    {
        SqlSession sqlSession = null;
        String resourse = "mybatis-config.xml";

    try {
        InputStream inputStream = Resources.getResourceAsStream(resourse);
        SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
        sqlSession = sqlSessionFactory.openSession();
        List<Dept> depts = sqlSession.getMapper(DeptDao.class).findAll();
        return depts;
    }   catch (IOException e){
        throw new RuntimeException(e);
    }finally {
        sqlSession.close();
    }
    }
}
